68613478 is an even 8-digits composite number following 68613477
and preceding 68613479 . In scientific notation, it is written as 6.8613478 × 10^7.
The sum of its digits is 43. It has a total of 4 prime factors and 16 positive divisors.
There are 32029200 positive integers (up to 68613478) that are relatively prime to 68613478.
68613478 has 16 divisors, whose sum is 106444800
The reverse of 68613478 is 87431686
Previous prime number is 31
Is Prime? no
Number parity even
Number length 8
Sum of Digits 43
Digital Root 7
Name
sixty-eight million six hundred thirteen thousand four hundred seventy-eight
Scientific notation
6.8613478 × 10^7
Engineering notation
6.8613478 × 10^6
Prime Factorization
2 × 899 × 31 × 1231
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
68613478
Product of the distinct prime numbers
The prime factorization of 68613478 is 2 × 899 × 31 × 1231.
Since it has a total of 4 prime factors.
6 , 4 , 81 , 81 , 126 , 312 , 6885 , 429 , 10817 , 93818 , 931009 , 676 , 9883639 , 3746474 , 27713637 , 55140397 , 615089056 , 911953528 , 6149026209 , 3019181111
n×2
137226956
n×3
205840434
n×4
274453912
n×5
343067390
n÷2
34306739
n÷3
22871159.333333
n÷3
17153369.5
n÷5
13722695.6
n2
4707809363256484
n3
3.2301917417399E+23
n4
2.2163469000765E+31
n5
1.5207126926877E+39
2 √n
8283.3252984535
3 √n
409.38929105754
4 √n
91.012775468357
5 √n
36.921716801661
1 , 2 , 31 , 62 , 899 , 1231 , 1798 , 2462 , 27869 , 38161 , 55738 , 76322 , 1106669 , 2213338 , 34306739 , 68613478
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-68613477
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 68613478 can be divided by 16 positive divisors.
The sum of these divisors (counting 68613478) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100000101101111010101100110
3
Ternary
11210002220222221
4
Quaternary
10011233111212
5
Quinary
120031112403
6
Senary
10450342554
8
Octal
405572546
10
Decimal
68613478
12
Duodecimal
1ab8aa5a
16
Hexadecimal
416f566
20
Vigesimal
118gddi
36
Base36
14umhy
md5
420ea440980f6454bcc4dbac09257496
sha1
27f029b657249dab505534d2578fd59ac8dc49f8
sha256
83acabdc2451c108f5684f4ada8eae35396aac9dcf1e1b8dcd77d4a46d2335d0
sha512
f10c7c10dd6b279432c29ce107f2c4d9f07bfa9157e84080d8c2105981844bb318b89989f2444378b9341bb3b479b9ca1e0638312ce7e130e800ec4baf972160
ripemd-160
73914692c7d32dd1a16ee26bc07ec5202295c11f
Diameter
137226956
Circumference
431111196.84409
Area
1.4790019310108E+16
Volume
1.3530595527382E+24
Surface area
5.9160077240431E+16
Circumference
431111196.84409
Perimeter
274453912
Area
4707809363256484
Diagonal
97034111.149188
Surface area
28246856179538904
Volume
3.2301917417399E+23
Space diagonal
118842029.98001
Perimeter
205840434
Area
2.0385412523772E+15
Altitude
59421014.990005
Surface area
2.0385412523772E+15
Volume
3.8068174751951E+22
Height
32344703.716396